/** Lays out the invalid views and returns the area to be repainted. */
private Rectangle layoutViews() {
if (!Thread.currentThread().getName().startsWith("AWT-EventQueue") && !isDotNet()) {
// REVIEW remove this check and exception when problem with multiple
// field drawing is resolved
// (Bug 1)
throw new IsisException("Drawing with wrong thread: " + Thread.currentThread());
}
// overlayView.layout(new Size(rootView.getSize()));
// rootView.layout(new Size(rootView.getSize()));
final Size rootViewSize = rootView.getSize();
overlayView.layout();
rootView.layout();
synchronized (redrawArea) {
if (!redrawArea.equals(NO_REDRAW)) {
final Rectangle r2 =
new Rectangle(
redrawArea.getX(),
redrawArea.getY(),
redrawArea.getWidth(),
redrawArea.getHeight());
redrawArea.setBounds(NO_REDRAW);
return r2;
}
}
return null;
}
/** Force a repaint of the damaged area of the viewer. */
@Override
public void scheduleRepaint() {
updateNotifier.invalidateViewsForChangedObjects();
synchronized (redrawArea) {
if (!redrawArea.equals(NO_REDRAW) || refreshStatus) {
UI_LOG.debug("repaint viewer " + redrawArea);
final Bounds area = new Bounds(redrawArea);
area.translate(insets.left, insets.top);
renderingArea.repaint(area.getX(), area.getY(), area.getWidth(), area.getHeight());
redrawArea.setBounds(NO_REDRAW);
}
}
}
public void paint(final Graphics graphic) {
redrawCount++;
graphic.translate(insets.left, insets.top);
final Rectangle paintArea = graphic.getClipBounds();
final Rectangle layoutArea = layoutViews();
if (layoutArea != null) {
paintArea.union(layoutArea);
}
if (spy != null) {
spy.redraw(paintArea.toString(), redrawCount);
}
if (UI_LOG.isDebugEnabled()) {
UI_LOG.debug(
"------ repaint viewer #"
+ redrawCount
+ " "
+ paintArea.x
+ ","
+ paintArea.y
+ " "
+ paintArea.width
+ "x"
+ paintArea.height);
}
final Canvas c = createCanvas(graphic, paintArea);
if (background != null) {
background.draw(c.createSubcanvas(), rootView.getSize());
}
// paint views
if (rootView != null) {
rootView.draw(c.createSubcanvas());
}
// paint overlay
final Bounds bounds = overlayView.getBounds();
if (paintArea.intersects(
new Rectangle(bounds.getX(), bounds.getY(), bounds.getWidth(), bounds.getHeight()))) {
overlayView.draw(c.createSubcanvas(bounds));
}
/*
* for (int i = 0; i < panes.length; i++) {
* panes[i].draw(c.createSubcanvas()); }
*/
// paint status
// paintUserStatus(bufferGraphics);
// blat to screen
if (doubleBuffering) {
graphic.drawImage(doubleBuffer, 0, 0, null);
}
if (showRepaintArea) {
graphic.setColor(
((AwtColor) Toolkit.getColor(ColorsAndFonts.COLOR_DEBUG_BOUNDS_REPAINT)).getAwtColor());
graphic.drawRect(paintArea.x, paintArea.y, paintArea.width - 1, paintArea.height - 1);
graphic.drawString("#" + redrawCount, paintArea.x + 3, paintArea.y + 15);
}
// paint status
paintStatus(graphic);
}